Answered

Join IDNLearn.com to access a wealth of knowledge and get your questions answered by experts. Get prompt and accurate answers to your questions from our community of experts who are always ready to help.

Class A has 13 pupils and class B has 16 pupils.
Both classes sit the same maths test.
The mean score for class A is 20.
The mean score for class B is 45.
What is the mean score (rounded to 2 DP) in the maths test across both classes?

Sagot :

Biffyboffboofidn

Answer:

ok so we can just add 20 + 45 then divide by 2

20+45=65/2=32.5

32.5

Hope This Helps!!!

We greatly appreciate every question and answer you provide. Keep engaging and finding the best solutions. This community is the perfect place to learn and grow together. Trust IDNLearn.com for all your queries. We appreciate your visit and hope to assist you again soon.